Although she wrote a variety of poems, songs, books, plays, musicals, and radio- en television drama, she is known best for her children's literature, for which she received the Hans Christian Andersen Award in 1988. She committed suicide a day after her 84th birthday and was buried in Amsterdam.
Nostalgie ! De spin Sebastiaan leerde ik kennen toen de dieren nog spraken . 6e leerjaar ! Met mij is het gelukkig beter gegaan dan met de spin Sebastiaan.....